Handcrafted from a unique 200-gram blend of free-range Bolivian and Argentine wool, this Hampui hat is inspired by the spirited style of the pampas of Argentina. HAMPUI: Rugged, yet always-refined, adventuresome Hampui hats are handcrafted from beautiful, sustainable materials that showcase the magic of the natural world. Handwoven hatband from Peru. Brim Width: 3. 75" Crown Height: 4" Small: 21. 7" (55cm) Medium: 22. 4" (57cm) Large: 23. 2" (59cm) X-Large: 24" (61cm)